产品简介
西门子SM335快速模拟I/O模块
西门子SM335快速模拟I/O模块
产品价格:¥12
上架日期:2012-02-09 11:56:40
产地:德国
发货地:上海
供应数量:不限
最少起订:1台
浏览量:875
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详细说明

     

    上海启水自动化科技有限公司(西门子核心分销商)

     联系人 :李 松( 销售经理 24小时服务热线 186 0165 7819

     电话( Tel ): 021-60641328    

    工作( Q Q  1471187088 邮箱( Email )::1471187088@qq.com  

     地址( Add ):上海市松江区弘翔路58195

    用于 SIMATIC S7-300 的高速模拟量输入和输出

     用于连接模拟传感器和激励器

    SM 335

    Module-specific data

    Number of bs

    4

    Number of outputs

    4

    Cable length, shielded

    200 m

    With wire-break monitoring in range 0 V to 10 V

    30 m

    Voltages, currents, potentials

    Rated load voltage

    24 V DC

    Polarity reversal protection

    yes

    Galvanic isolation

    yes

    Permissible potential difference

     

    • between bs (UCM)

    3 V

    • between b (M terminal) and central grounding point

    75 V DC

    • Insulation

    tested at 500 V DC

    Current consumption

     

    • from S7-300 backplane bus, max.

    75 mA

    • from L+, max.

    150 mA

    Power losses, max.

    3.6 W

    Status, interrupts, diagnostics

    Interrupts

     

    • Limit value interrupt

    no

    • Cycle end interrupt

    yes, beterizable

    • Diagnostics interrupt

    yes, beterizable

    Diagnostic functions

     

    • Fault display for grouped fault

    yes, red LED

    • Diagnostic inbation can be read out

    yes

    Analog value generation for bs

    Measuring principle

    successive approximation

    Conversion time per channel

    200 μs

    • Basic conversion time for 4 channels, max.

    1 ms

    Resolution

     

    • Bipolar

    13 bits + sign

    • Unipolar

    14 bits

    Analog bs

    Interference between bs

     

    • at 50 Hz

    65 dB

    • at 60 Hz

    65 dB

    Operational limits (over entire temperature range, referred to b range)

     

    • with voltage measurement

    ± 0.15 % (with 14-bit resolution)

    • with current measurement

    0.25 %

    Basic error limit (operational limits at 25 °C, referred to b range)

    0.13 % (with 14-bit resolution)

    Temperature error (referred to b range)

    ± 0.1 % (with 14-bit resolution)

    Linearity error (referred to b range)

    ± 0.015 %

    Repeatability (under steady-state conditions, at 25 °C, referred to b range)

    ± 0.05 %

    Encoder selection data

    Input range (rated values)/b resistance

     

    • Voltage

    ± 1 V; ± 10 V; ± 2.5 V; 0 V to 2 V; 0 V to 10 V: 10 MΩ

    • Current

    ± 10 mA; 0 mA to 20 mA; 4 mA to 20 mA: 100 Ω

    Permissible b voltage for voltage b (destruction limit)

    ± 30 V

    Permissible b current for current b (destruction limit)

    25 mA

    Connection of signal encoder

     

    • for voltage measurement

    possible

    • for current measurement

     

    - as 2-wire transducer

    not possible

    - as 4-wire transducer

    possible

    • for resistance measurement

    not possible

    Output for supplying the transducer (short-circuit proof)

    10 V/25 mA

    Data for encoder supply output

    Rated voltage

    10 V

    Output current, max.

    25 mA

    Short-circuit proof

    yes

    Operating limits (over entire temperature range)

    0.2 %

    Temperature error

    0.002 %/K

    Basic error for rated voltage

    0.1 %

    Outputs

    Resolution(including overcontrol range)

     

    • ± 10 V

    11 bits + sign

    • from 0 V to 10 V

    12 bits

    Conversion time per channel, max.

    800 μs

    Settling time

     

    • for resistive load

    < 0.1 ms

    • for capacitive load

    < 3.3 ms

    • for inductive load

    < 0.5 ms

    Interference between outputs

    40 dB

    Substitute values can be switched in

    yes

    Operational limits (over entire temperature range, referred to output range)

    0.5 %

    Basic error limit (operational limits at 25 °C, referred to output range)

    0.2 %

    Linearity error (referred to output range)

    ± 0.05 %

    Repeatability (under steady-state conditions, at 25 °C, referred to output range)

    ± 0.05 %

    Output ripple (referred to output range)

    ± 0.05 %

    Actuator selection data

    Input ranges (rated values)

    ± 10 V and 0 V to 10 V (switchover)

    Load impedance

     

    • for voltage outputs, min.

    3 kΩ

    • for capacitive load, max.

    1 μF

    • for inductive load, max.

    1 mH

    Voltage output

     

    • Short-circuit proof

    yes

    • Short-circuit current, max.

    8 mA

    Connection of the actuators for voltage output

     

    • as 2-wire connection

    possible

    • as 4-wire connection

    not possible

    Dimensions and weight

    Dimensions (w x h x d)

    40 mm x 125 mm x 120 mm

    Weight, approx.

    300 g




     

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